Here are a few thing i do to get me motivated to play wow. Watching a WoW Movie trailer gets me fired up to to play WoW 90% of the time.
There are endless ways to get you motivated to play.
You can always Download some extra addons to help beat your wow boredom.
Follow a player around shouting at him would be funny
You can buy cool new world of warcraft items online like Wow Keywords.